Ty Dodson, a 6-year-old boy from Kentucky, had just started kindergarten when he went to visit his grandparents in Nashville, Tennessee, this weekend. The visit turned into a nightmare.

Ty was shot and killed, allegedly by his grandfather, Terry Majors, at the Nashville home. Majors also allegedly shot and killed his wife Leigh Shea-Majors, before dying by suicide, according to the Metropolitan Nashville Police Department.

Ty's 4-year-old sister was home ran to a neighbor for help and escaped unharmed, police said.

WKRN

A 65-year-old man is accused of killing his wife and grandson at his home in Nashville, Sept. 7, 2019.

He called Ty "a bundle of joy" who loved sports and science. Just two weeks ago, the boy celebrated turning six with a pool party.

Courtesy Chase Dodson

Pictured is Ty Dodson and his uncle Chase Dodson.

Ty lived with his mother, stepfather and little sister in Kentucky, and was visiting his maternal grandparents in Tennessee over the weekend, Chase Dodson said. Ty's biological father -- who was Chase Dodson's brother -- died 15 days before Ty was born in 2013, he said.